| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 1697.65 | USD | 20251211 |
| Shandong Haili Chem | China national standards | MT | 1696.04 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 1695.56 | USD | 20251209 |
| Shandong Haili Chem | China national standards | MT | 1695.78 | USD | 20251208 |
| Shandong Haili Chem | China national standards | MT | 1696.14 | USD | 20251205 |
| Shandong Haili Chem | China national standards | MT | 1696.52 | USD | 20251204 |
| Shandong Haili Chem | China national standards | MT | 1696.02 | USD | 20251203 |
| Shandong Haili Chem | China national standards | MT | 1695.06 | USD | 20251202 |
| Shandong Haili Chem | China national standards | MT | 1200.67 | USD | 20251202 |
| Shandong Haili Chem | China national standards | MT | 1695.9 | USD | 20251201 |